Home / 47,930.43-66,145.10-26,711.00

Finding the Fourth Proportional to 47,930.43, 66,145.10 and 26,711.00

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Solution

The fourth proportional to 47,930.43, 66,145.10 and 26,711.00 is: 36,861.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930.43 : 66,145.10 = 26,711.00 : x
  2. Step 2: Convert to fraction form
    47,930.43/66,145.10 = 26,711.00/x
  3. Step 3: Cross multiply
    47,930.43x = 66,145.10 × 26,711.00
  4. Step 4: Simplify right side
    47,930.43x = 1,766,801,301.82
  5. Step 5: Solve for x
    x = 1,766,801,301.82/47,930.43
  6. Step 6: Final answer
    x = 36,861.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.